<template>
    <div>
    <city-header> </city-header>
    <city-search :cities="cities"> </city-search>
    <city-list :cities="cities" :hot="hotCities" :letter="letter" ></city-list>
    <city-alphabet :cities="cities" @change="handleLetterChange"></city-alphabet>
    </div>
  
</template>
<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'



export default {
    name:'City',
    components:{
        CityHeader,
        CitySearch,
        CityList,
        CityAlphabet,
        
    },
    data(){
        return{
            cities: {},
            hotCities: [],
            letter : ''
        }
    },
    methods:{
        getCityInfo(){
            axios.get('/mock/city.json')
            .then (this.handleGetCityInfoSucc)
        },
        handleGetCityInfoSucc(res){
            console.log  (res)
            res=res.data
            if(res.ret && res.data){
                const data=  res.data
                this.cities = data.cities
                this.hotCities = data.hotCities
            }
        },
        handleLetterChange(letter){

            this.letter=letter
        }
    },
    mounted(){
        this.getCityInfo()
    }

}
</script>
<style lang="stylus" scoped >

</style>
